potty optty ptoty tpoty otpty topty potty optty ptoty tpoty otpty topty pttoy tptoy pttoy tptoy ttpoy ttpoy ottpy totpy ottpy totpy ttopy ttopy potyt optyt ptoyt tpoyt otpyt topyt poytt opytt pyott ypott oyptt yoptt ptyot tpyot pytot yptot typot ytpot otypt toypt oytpt yotpt tyopt ytopt potyt optyt ptoyt tpoyt otpyt topyt poytt opytt pyott ypott oyptt yoptt ptyot tpyot pytot yptot typot ytpot otypt toypt oytpt yotpt tyopt ytopt pttyo tptyo pttyo tptyo ttpyo ttpyo ptyto tpyto pytto yptto typto ytpto ptyto tpyto pytto yptto typto ytpto ttypo ttypo tytpo yttpo tytpo yttpo ottyp totyp ottyp totyp ttoyp ttoyp otytp toytp oyttp yottp tyotp ytotp otytp toytp oyttp yottp tyotp ytotp ttyop ttyop tytop yttop tytop yttop
Note: these 'words' (valid or invalid) are all the permutations of the word potty. These words are obtained by scrambling the letters in potty.